不同碳氮比条件下小型规模污水处理厂的运行模式分析研究王伟宁

41120161ENVIＲONMENTALSCIENCEANDMANAGEMENTVol.41No.1Jan．20162015－09－271984－。1674－6139201601－0041－032660004、、4。。X703．1AOperatingModeAnalysisofSmallScaleSewageTreatmentPlantUnderDifferentCarbonandNitrogenＲatioConditionsWangWeiningLiNingGuodianGalaxyWaterCo．Ltd．Qingdao266000ChinaAbstractThispapertakesfoursmallscalesewagetreatmentplantsastheoperatingexamplestodiscusstheinletunderfourconditionschronicallysuchashighcarbonandhighnitrogenhighcarbonandlownitrogenlowcarbonandhighnitrogenlowcarbonandhighnitrogenandthedifficultyofthesewagetreatmentplantactualoperationcausedbyeachinfluentcondition．Itfo-cusonthecostcontrolvaluesofselectingappropriateoperatingmodeanditsvaluestooptimizetheoperatingconditionsofsewagetreatmentplant．Whileensuringthestableoperationofthebiochemicalsystemthemethodachievesthenormalgrossmarginlev-elswithinthewaterindustryhavingapplicationvalues．Keywordssewagetreatmentplantcarbonandnitrogenratiooperatingmodegrossmargin11．1BOD5≥500mg/lTN≥45mg/l11。6.6+A/O+A。1－2。1．1．11．1．1．10.50kwh/m3。1．1．1．212080%。1080%。1．1．21．1．2．1、、、、、·14·41120161·Vol.41No.1Jan．201615%3。1．1．2．2、。MLSS4000mg/l8000mg/l。5～80.25kwh/m32150%。9～12。1．2BOD5≥500mg/lTN≤20mg/l25。3+++A。。1．2．1MLVSS/MLSS40%。4。1．2．212742。20∶1。241。21。2850%。40%60%。1．3BOD5≤50mg/lTN≥50mg/l1。4。1．3．1130%。5。22mg/l。36。。1．3．21。99.9%BOD5120mg/lBOD5+BOD5/3～5。7。2。30mg/lSS。·24·41120161·Vol.41No.1Jan．201631。15～20200%80%。2。0.5mg/lA。121．4BOD5≤50mg/lTN≤20mg/l2.5。4+AAO+A。。1．4．1、。1．4．2。。240%2013。2014、40%50%3。335～89～12。30～50。BOD5/TN3～515～20200%。＞＞＞。1．BOTJ．20144111269－270．2．J．201399127－131．3．J．2015142217－218．4．J．201533321－24．5．J．201535215－19．6．J．2014277797－803．7．J．20133441428－1434．·34·